from datetime import timedelta
from modules.database import col_users
from modules.app import app

from fastapi import Depends, HTTPException, Security, Response
from starlette.status import HTTP_204_NO_CONTENT
from fastapi.security import (
    OAuth2PasswordRequestForm,
)

from modules.security import (
    ACCESS_TOKEN_EXPIRE_DAYS,
    Token,
    User,
    authenticate_user,
    create_access_token,
    get_current_active_user,
    get_current_user,
    get_password_hash
)


@app.post("/token", response_model=Token)
async def login_for_access_token(form_data: OAuth2PasswordRequestForm = Depends()):
    user = authenticate_user(form_data.username, form_data.password)
    if not user:
        raise HTTPException(status_code=400, detail="Incorrect user or password")
    access_token_expires = timedelta(days=ACCESS_TOKEN_EXPIRE_DAYS)
    access_token = create_access_token(
        data={"sub": user.user, "scopes": form_data.scopes},
        expires_delta=access_token_expires,
    )
    return {"access_token": access_token, "token_type": "bearer"}


@app.get("/users/me/", response_model=User)
async def read_users_me(current_user: User = Depends(get_current_active_user)):
    return current_user


@app.post("/users", response_class=Response)
async def create_users(user: str, email: str, password: str):
    col_users.insert_one( {"user": user, "email": email, "hash": get_password_hash(password), "disabled": True} )
    return Response(status_code=HTTP_204_NO_CONTENT)


@app.get("/users/me/items/")
async def read_own_items(
    current_user: User = Security(get_current_active_user, scopes=["items"])
):
    return [{"item_id": "Foo", "owner": current_user.user}]


@app.get("/status/")
async def read_system_status(current_user: User = Depends(get_current_user)):
    return {"status": "ok"}